* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #333;
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

header {
    background: rgba(255, 255, 255, 0.95);
    padding: 60px 40px;
    border-radius: 20px;
    margin-bottom: 30px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    text-align: center;
    animation: slideDown 0.8s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

h1 {
    font-size: 3em;
    color: #667eea;
    margin-bottom: 10px;
    font-weight: 700;
}

.subtitle {
    font-size: 1.3em;
    color: #666;
    margin-bottom: 25px;
}

.contact-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    margin-top: 20px;
}

.contact-links a {
    color: #667eea;
    text-decoration: none;
    padding: 10px 20px;
    border: 2px solid #667eea;
    border-radius: 25px;
    transition: all 0.3s ease;
    font-weight: 500;
    cursor: pointer;
}

.contact-links a:hover {
    background: #667eea;
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(102, 126, 234, 0.3);
}

.copy-btn {
    position: relative;
}

.copy-feedback {
    position: absolute;
    top: -35px;
    left: 50%;
    transform: translateX(-50%);
    background: #4caf50;
    color: white;
    padding: 5px 15px;
    border-radius: 5px;
    font-size: 0.85em;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    white-space: nowrap;
}

.copy-feedback.show {
    opacity: 1;
}

.section {
    background: rgba(255, 255, 255, 0.95);
    padding: 40px;
    border-radius: 20px;
    margin-bottom: 30px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: fadeIn 0.8s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

h2 {
    color: #667eea;
    font-size: 2em;
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 3px solid #667eea;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-top: 20px;
}

.skill-category {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    padding: 25px;
    border-radius: 15px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.skill-category:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

.skill-category h3 {
    color: #764ba2;
    margin-bottom: 15px;
    font-size: 1.2em;
}

.skill-category ul {
    list-style: none;
}

.skill-category li {
    padding: 8px 0;
    color: #555;
    position: relative;
    padding-left: 45px;
    display: flex;
    align-items: center;
}

.skill-category li i {
    position: absolute;
    left: 0;
    font-size: 28px;
}

.skill-category li:before {
    content: none;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    margin-top: 20px;
}

.project-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 30px;
    border-radius: 15px;
    color: white;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
}

.project-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    animation: fadeIn 0.3s ease;
}

.modal.show {
    display: flex;
    justify-content: center;
    align-items: center;
}

.modal-content {
    background: white;
    padding: 40px;
    border-radius: 20px;
    max-width: 800px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    animation: slideUp 0.3s ease;
    margin: 20px;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.close-modal {
    position: absolute;
    top: 20px;
    right: 25px;
    font-size: 35px;
    font-weight: bold;
    color: #667eea;
    cursor: pointer;
    transition: color 0.3s ease;
}

.close-modal:hover {
    color: #764ba2;
}

.modal-header {
    margin-bottom: 25px;
}

.modal-header h2 {
    color: #667eea;
    font-size: 2.2em;
    margin-bottom: 15px;
    border: none;
    padding: 0;
}

.modal-body {
    color: #555;
    line-height: 1.8;
}

.modal-body p {
    margin-bottom: 20px;
    font-size: 1.1em;
}

.modal-images {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
    margin: 25px 0;
}

.modal-images img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
}

.modal-images img:hover {
    transform: scale(1.05);
}

.modal-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 20px;
}

.modal-tech-tag {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9em;
    font-weight: 500;
}

.project-card h3 {
    font-size: 1.5em;
    margin-bottom: 15px;
}

.project-card p {
    margin-bottom: 10px;
    line-height: 1.8;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 15px;
}

.tech-tag {
    background: rgba(255, 255, 255, 0.2);
    padding: 5px 12px;
    border-radius: 15px;
    font-size: 0.85em;
    font-weight: 500;
}

.education {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    padding: 25px;
    border-radius: 15px;
    color: white;
    margin-top: 20px;
}

.education h3 {
    font-size: 1.4em;
    margin-bottom: 10px;
}

.education p {
    font-size: 1.1em;
    opacity: 0.95;
}

footer {
    text-align: center;
    padding: 30px;
    color: white;
    font-size: 0.9em;
}

@media (max-width: 768px) {
    h1 {
        font-size: 2em;
    }

    .subtitle {
        font-size: 1.1em;
    }

    .section {
        padding: 25px;
    }

    .skills-grid, .projects-grid {
        grid-template-columns: 1fr;
    }
}

.methodologies {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 20px;
}

.method-tag {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 12px 20px;
    border-radius: 25px;
    font-weight: 500;
    font-size: 0.95em;
    transition: transform 0.3s ease;
}

.method-tag:hover {
    transform: scale(1.05);
}